So you would like to capture smoother video with your GoPro and other action cameras? The FeiyuTech WG2 PRO has you covered. It is a water resistant unit that works in down to 0.5 meters under water, making it ideal for surfing and scuba diving. The WG2 is compatible with various GoPro cameras and other comparable devices.
The WG2 PRO is a Bluetooth enabled device. It can rotate 360 degrees. Costs under $300 at this time.